var li = document.getElementsByClassName("li");
var character_ch = document.getElementsByClassName("character_ch");  
for(let j = 1; j < li.length; j++){
    li[j].style.display = "none";
}
for(let i = 0 ; i < character_ch.length; i++){
    character_ch[i].onclick = function(){
        for(let j = 0; j < li.length; j++){
            if(i == j) li[j].style.display = "block";
            else li[j].style.display = "none";
        }
    }
}


